Chair



FIG. 1 is a front view of the design for a chair;

FIG. 2 is a rear view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a left perspective view thereof;

FIG. 8 is a right perspective view thereof;

FIG. 9 is a left perspective view of the chair in a reclined position; and,

FIG. 10 is a right perspective view thereof.

The broken lines shown in the drawings are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a chair, as shown and described. 